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source: vbox/trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_main.c@ 43932

Last change on this file since 43932 was 43932, checked in by vboxsync, 13 years ago

crOpenGL: host offscreen rendering to fix gnome-shell issues, repaint problems and more
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1/* Copyright (c) 2001, Stanford University
2 * All rights reserved
3 *
4 * See the file LICENSE.txt for information on redistributing this software.
5 */
6
7#include "server.h"
8#include "cr_net.h"
9#include "cr_unpack.h"
10#include "cr_error.h"
11#include "cr_glstate.h"
12#include "cr_string.h"
13#include "cr_mem.h"
14#include "cr_hash.h"
15#include "cr_environment.h"
16#include "server_dispatch.h"
17#include "state/cr_texture.h"
18#include "render/renderspu.h"
19#include <signal.h>
20#include <stdlib.h>
21#define DEBUG_FP_EXCEPTIONS 0
22#if DEBUG_FP_EXCEPTIONS
23#include <fpu_control.h>
24#include <math.h>
25#endif
26#include <iprt/assert.h>
27#include <VBox/err.h>
28
29#ifdef VBOXCR_LOGFPS
30#include <iprt/timer.h>
31#endif
32
33#ifdef VBOX_WITH_CRHGSMI
34# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
35uint8_t* g_pvVRamBase = NULL;
36uint32_t g_cbVRam = 0;
37HCRHGSMICMDCOMPLETION g_hCrHgsmiCompletion = NULL;
38PFNCRHGSMICMDCOMPLETION g_pfnCrHgsmiCompletion = NULL;
39#endif
40
41/**
42 * \mainpage CrServerLib
43 *
44 * \section CrServerLibIntroduction Introduction
45 *
46 * Chromium consists of all the top-level files in the cr
47 * directory. The core module basically takes care of API dispatch,
48 * and OpenGL state management.
49 */
50
51
52/**
53 * CRServer global data
54 */
55CRServer cr_server;
56
57int tearingdown = 0; /* can't be static */
58
59DECLINLINE(int32_t) crVBoxServerClientGet(uint32_t u32ClientID, CRClient **ppClient)
60{
61 CRClient *pClient = NULL;
62 int32_t i;
63
64 *ppClient = NULL;
65
66 for (i = 0; i < cr_server.numClients; i++)
67 {
68 if (cr_server.clients[i] && cr_server.clients[i]->conn
69 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
70 {
71 pClient = cr_server.clients[i];
72 break;
73 }
74 }
75 if (!pClient)
76 {
77 crWarning("client not found!");
78 return VERR_INVALID_PARAMETER;
79 }
80
81 if (!pClient->conn->vMajor)
82 {
83 crWarning("no major version specified for client!");
84 return VERR_NOT_SUPPORTED;
85 }
86
87 *ppClient = pClient;
88
89 return VINF_SUCCESS;
90}
91
92
93/**
94 * Return pointer to server's first SPU.
95 */
96SPU*
97crServerHeadSPU(void)
98{
99 return cr_server.head_spu;
100}
101
102
103
104static void DeleteBarrierCallback( void *data )
105{
106 CRServerBarrier *barrier = (CRServerBarrier *) data;
107 crFree(barrier->waiting);
108 crFree(barrier);
109}
110
111
112static void deleteContextInfoCallback( void *data )
113{
114 CRContextInfo *c = (CRContextInfo *) data;
115 crStateDestroyContext(c->pContext);
116 if (c->CreateInfo.pszDpyName)
117 crFree(c->CreateInfo.pszDpyName);
118 crFree(c);
119}
120
121
122static void crServerTearDown( void )
123{
124 GLint i;
125 CRClientNode *pNode, *pNext;
126
127 /* avoid a race condition */
128 if (tearingdown)
129 return;
130
131 tearingdown = 1;
132
133 crStateSetCurrent( NULL );
134
135 cr_server.curClient = NULL;
136 cr_server.run_queue = NULL;
137
138 crFree( cr_server.overlap_intens );
139 cr_server.overlap_intens = NULL;
140
141 /* Deallocate all semaphores */
142 crFreeHashtable(cr_server.semaphores, crFree);
143 cr_server.semaphores = NULL;
144
145 /* Deallocate all barriers */
146 crFreeHashtable(cr_server.barriers, DeleteBarrierCallback);
147 cr_server.barriers = NULL;
148
149 /* Free all context info */
150 crFreeHashtable(cr_server.contextTable, deleteContextInfoCallback);
151
152 /* Free vertex programs */
153 crFreeHashtable(cr_server.programTable, crFree);
154
155 for (i = 0; i < cr_server.numClients; i++) {
156 if (cr_server.clients[i]) {
157 CRConnection *conn = cr_server.clients[i]->conn;
158 crNetFreeConnection(conn);
159 crFree(cr_server.clients[i]);
160 }
161 }
162 cr_server.numClients = 0;
163
164 pNode = cr_server.pCleanupClient;
165 while (pNode)
166 {
167 pNext=pNode->next;
168 crFree(pNode->pClient);
169 crFree(pNode);
170 pNode=pNext;
171 }
172 cr_server.pCleanupClient = NULL;
173
174#if 1
175 /* disable these two lines if trying to get stack traces with valgrind */
176 crSPUUnloadChain(cr_server.head_spu);
177 cr_server.head_spu = NULL;
178#endif
179
180 crStateDestroy();
181
182 crNetTearDown();
183}
184
185static void crServerClose( unsigned int id )
186{
187 crError( "Client disconnected!" );
188 (void) id;
189}
190
191static void crServerCleanup( int sigio )
192{
193 crServerTearDown();
194
195 tearingdown = 0;
196}
197
198
199void
200crServerSetPort(int port)
201{
202 cr_server.tcpip_port = port;
203}
204
205
206
207static void
208crPrintHelp(void)
209{
210 printf("Usage: crserver [OPTIONS]\n");
211 printf("Options:\n");
212 printf(" -mothership URL Specifies URL for contacting the mothership.\n");
213 printf(" URL is of the form [protocol://]hostname[:port]\n");
214 printf(" -port N Specifies the port number this server will listen to.\n");
215 printf(" -help Prints this information.\n");
216}
217
218
219/**
220 * Do CRServer initializations. After this, we can begin servicing clients.
221 */
222void
223crServerInit(int argc, char *argv[])
224{
225 int i;
226 char *mothership = NULL;
227 CRMuralInfo *defaultMural;
228
229 for (i = 1 ; i < argc ; i++)
230 {
231 if (!crStrcmp( argv[i], "-mothership" ))
232 {
233 if (i == argc - 1)
234 {
235 crError( "-mothership requires an argument" );
236 }
237 mothership = argv[i+1];
238 i++;
239 }
240 else if (!crStrcmp( argv[i], "-port" ))
241 {
242 /* This is the port on which we'll accept client connections */
243 if (i == argc - 1)
244 {
245 crError( "-port requires an argument" );
246 }
247 cr_server.tcpip_port = crStrToInt(argv[i+1]);
248 i++;
249 }
250 else if (!crStrcmp( argv[i], "-vncmode" ))
251 {
252 cr_server.vncMode = 1;
253 }
254 else if (!crStrcmp( argv[i], "-help" ))
255 {
256 crPrintHelp();
257 exit(0);
258 }
259 }
260
261 signal( SIGTERM, crServerCleanup );
262 signal( SIGINT, crServerCleanup );
263#ifndef WINDOWS
264 signal( SIGPIPE, SIG_IGN );
265#endif
266
267#if DEBUG_FP_EXCEPTIONS
268 {
269 fpu_control_t mask;
270 _FPU_GETCW(mask);
271 mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM
272 | _FPU_MASK_OM | _FPU_MASK_UM);
273 _FPU_SETCW(mask);
274 }
275#endif
276
277 cr_server.bUseMultipleContexts = (crGetenv( "CR_SERVER_ENABLE_MULTIPLE_CONTEXTS" ) != NULL);
278
279 if (cr_server.bUseMultipleContexts)
280 {
281 crInfo("Info: using multiple contexts!");
282 crDebug("Debug: using multiple contexts!");
283 }
284
285 cr_server.firstCallCreateContext = GL_TRUE;
286 cr_server.firstCallMakeCurrent = GL_TRUE;
287 cr_server.bForceMakeCurrentOnClientSwitch = GL_FALSE;
288
289 /*
290 * Create default mural info and hash table.
291 */
292 cr_server.muralTable = crAllocHashtable();
293 defaultMural = (CRMuralInfo *) crCalloc(sizeof(CRMuralInfo));
294 crHashtableAdd(cr_server.muralTable, 0, defaultMural);
295
296 cr_server.programTable = crAllocHashtable();
297
298 crNetInit(crServerRecv, crServerClose);
299 crStateInit();
300
301 crServerSetVBoxConfiguration();
302
303 crStateLimitsInit( &(cr_server.limits) );
304
305 /*
306 * Default context
307 */
308 cr_server.contextTable = crAllocHashtable();
309 cr_server.curClient->currentCtxInfo = &cr_server.MainContextInfo;
310
311 crServerInitDispatch();
312 crStateDiffAPI( &(cr_server.head_spu->dispatch_table) );
313
314 crUnpackSetReturnPointer( &(cr_server.return_ptr) );
315 crUnpackSetWritebackPointer( &(cr_server.writeback_ptr) );
316
317 cr_server.barriers = crAllocHashtable();
318 cr_server.semaphores = crAllocHashtable();
319}
320
321void crVBoxServerTearDown(void)
322{
323 crServerTearDown();
324}
325
326/**
327 * Do CRServer initializations. After this, we can begin servicing clients.
328 */
329GLboolean crVBoxServerInit(void)
330{
331 CRMuralInfo *defaultMural;
332
333#if DEBUG_FP_EXCEPTIONS
334 {
335 fpu_control_t mask;
336 _FPU_GETCW(mask);
337 mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM
338 | _FPU_MASK_OM | _FPU_MASK_UM);
339 _FPU_SETCW(mask);
340 }
341#endif
342
343 cr_server.bUseMultipleContexts = (crGetenv( "CR_SERVER_ENABLE_MULTIPLE_CONTEXTS" ) != NULL);
344
345 if (cr_server.bUseMultipleContexts)
346 {
347 crInfo("Info: using multiple contexts!");
348 crDebug("Debug: using multiple contexts!");
349 }
350
351 crNetInit(crServerRecv, crServerClose);
352
353 cr_server.firstCallCreateContext = GL_TRUE;
354 cr_server.firstCallMakeCurrent = GL_TRUE;
355
356 cr_server.bIsInLoadingState = GL_FALSE;
357 cr_server.bIsInSavingState = GL_FALSE;
358 cr_server.bForceMakeCurrentOnClientSwitch = GL_FALSE;
359
360 cr_server.pCleanupClient = NULL;
361
362 /*
363 * Create default mural info and hash table.
364 */
365 cr_server.muralTable = crAllocHashtable();
366 defaultMural = (CRMuralInfo *) crCalloc(sizeof(CRMuralInfo));
367 crHashtableAdd(cr_server.muralTable, 0, defaultMural);
368
369 cr_server.programTable = crAllocHashtable();
370
371 crStateInit();
372
373 crStateLimitsInit( &(cr_server.limits) );
374
375 cr_server.barriers = crAllocHashtable();
376 cr_server.semaphores = crAllocHashtable();
377
378 crUnpackSetReturnPointer( &(cr_server.return_ptr) );
379 crUnpackSetWritebackPointer( &(cr_server.writeback_ptr) );
380
381 /*
382 * Default context
383 */
384 cr_server.contextTable = crAllocHashtable();
385
386 crServerSetVBoxConfigurationHGCM();
387
388 if (!cr_server.head_spu)
389 return GL_FALSE;
390
391 crServerInitDispatch();
392 crStateDiffAPI( &(cr_server.head_spu->dispatch_table) );
393
394 /*Check for PBO support*/
395 if (crStateGetCurrent()->extensions.ARB_pixel_buffer_object)
396 {
397 cr_server.bUsePBOForReadback=GL_TRUE;
398 }
399
400 return GL_TRUE;
401}
402
403int32_t crVBoxServerAddClient(uint32_t u32ClientID)
404{
405 CRClient *newClient;
406
407 if (cr_server.numClients>=CR_MAX_CLIENTS)
408 {
409 return VERR_MAX_THRDS_REACHED;
410 }
411
412 newClient = (CRClient *) crCalloc(sizeof(CRClient));
413 crDebug("crServer: AddClient u32ClientID=%d", u32ClientID);
414
415 newClient->spu_id = 0;
416 newClient->currentCtxInfo = &cr_server.MainContextInfo;
417 newClient->currentContextNumber = -1;
418 newClient->conn = crNetAcceptClient(cr_server.protocol, NULL,
419 cr_server.tcpip_port,
420 cr_server.mtu, 0);
421 newClient->conn->u32ClientID = u32ClientID;
422
423 cr_server.clients[cr_server.numClients++] = newClient;
424
425 crServerAddToRunQueue(newClient);
426
427 return VINF_SUCCESS;
428}
429
430void crVBoxServerRemoveClient(uint32_t u32ClientID)
431{
432 CRClient *pClient=NULL;
433 int32_t i;
434
435 crDebug("crServer: RemoveClient u32ClientID=%d", u32ClientID);
436
437 for (i = 0; i < cr_server.numClients; i++)
438 {
439 if (cr_server.clients[i] && cr_server.clients[i]->conn
440 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
441 {
442 pClient = cr_server.clients[i];
443 break;
444 }
445 }
446 //if (!pClient) return VERR_INVALID_PARAMETER;
447 if (!pClient)
448 {
449 crWarning("Invalid client id %u passed to crVBoxServerRemoveClient", u32ClientID);
450 return;
451 }
452
453#ifdef VBOX_WITH_CRHGSMI
454 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
455#endif
456
457 /* Disconnect the client */
458 pClient->conn->Disconnect(pClient->conn);
459
460 /* Let server clear client from the queue */
461 crServerDeleteClient(pClient);
462}
463
464static int32_t crVBoxServerInternalClientWriteRead(CRClient *pClient)
465{
466#ifdef VBOXCR_LOGFPS
467 uint64_t tstart, tend;
468#endif
469
470 /*crDebug("=>crServer: ClientWrite u32ClientID=%d", u32ClientID);*/
471
472
473#ifdef VBOXCR_LOGFPS
474 tstart = RTTimeNanoTS();
475#endif
476
477 /* This should be setup already */
478 CRASSERT(pClient->conn->pBuffer);
479 CRASSERT(pClient->conn->cbBuffer);
480#ifdef VBOX_WITH_CRHGSMI
481 CRVBOXHGSMI_CMDDATA_ASSERT_CONSISTENT(&pClient->conn->CmdData);
482#endif
483
484 if (
485#ifdef VBOX_WITH_CRHGSMI
486 !CRVBOXHGSMI_CMDDATA_IS_SET(&pClient->conn->CmdData) &&
487#endif
488 cr_server.run_queue->client != pClient
489 && crServerClientInBeginEnd(cr_server.run_queue->client))
490 {
491 crDebug("crServer: client %d blocked, allow_redir_ptr = 0", pClient->conn->u32ClientID);
492 pClient->conn->allow_redir_ptr = 0;
493 }
494 else
495 {
496 pClient->conn->allow_redir_ptr = 1;
497 }
498
499 crNetRecv();
500 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
501 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
502
503 crServerServiceClients();
504
505#if 0
506 if (pClient->currentMural) {
507 crStateViewport( 0, 0, 500, 500 );
508 pClient->currentMural->viewportValidated = GL_FALSE;
509 cr_server.head_spu->dispatch_table.Viewport( 0, 0, 500, 500 );
510 crStateViewport( 0, 0, 600, 600 );
511 pClient->currentMural->viewportValidated = GL_FALSE;
512 cr_server.head_spu->dispatch_table.Viewport( 0, 0, 600, 600 );
513
514 crStateMatrixMode(GL_PROJECTION);
515 cr_server.head_spu->dispatch_table.MatrixMode(GL_PROJECTION);
516 crServerDispatchLoadIdentity();
517 crStateFrustum(-0.6, 0.6, -0.5, 0.5, 1.5, 150.0);
518 cr_server.head_spu->dispatch_table.Frustum(-0.6, 0.6, -0.5, 0.5, 1.5, 150.0);
519 crServerDispatchLoadIdentity();
520 crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
521 cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
522
523 crStateMatrixMode(GL_MODELVIEW);
524 cr_server.head_spu->dispatch_table.MatrixMode(GL_MODELVIEW);
525 crServerDispatchLoadIdentity();
526 crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
527 cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
528 crServerDispatchLoadIdentity();
529 }
530#endif
531
532 crStateResetCurrentPointers(&cr_server.current);
533
534#ifndef VBOX_WITH_CRHGSMI
535 CRASSERT(!pClient->conn->allow_redir_ptr || crNetNumMessages(pClient->conn)==0);
536#endif
537
538#ifdef VBOXCR_LOGFPS
539 tend = RTTimeNanoTS();
540 pClient->timeUsed += tend-tstart;
541#endif
542 /*crDebug("<=crServer: ClientWrite u32ClientID=%d", u32ClientID);*/
543
544 return VINF_SUCCESS;
545}
546
547
548int32_t crVBoxServerClientWrite(uint32_t u32ClientID, uint8_t *pBuffer, uint32_t cbBuffer)
549{
550 CRClient *pClient=NULL;
551 int32_t rc = crVBoxServerClientGet(u32ClientID, &pClient);
552
553 if (RT_FAILURE(rc))
554 return rc;
555
556
557 CRASSERT(pBuffer);
558
559 /* This should never fire unless we start to multithread */
560 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
561
562 pClient->conn->pBuffer = pBuffer;
563 pClient->conn->cbBuffer = cbBuffer;
564#ifdef VBOX_WITH_CRHGSMI
565 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
566#endif
567
568 return crVBoxServerInternalClientWriteRead(pClient);
569}
570
571int32_t crVBoxServerInternalClientRead(CRClient *pClient, uint8_t *pBuffer, uint32_t *pcbBuffer)
572{
573 if (pClient->conn->cbHostBuffer > *pcbBuffer)
574 {
575 crDebug("crServer: [%lx] ClientRead u32ClientID=%d FAIL, host buffer too small %d of %d",
576 crThreadID(), pClient->conn->u32ClientID, *pcbBuffer, pClient->conn->cbHostBuffer);
577
578 /* Return the size of needed buffer */
579 *pcbBuffer = pClient->conn->cbHostBuffer;
580
581 return VERR_BUFFER_OVERFLOW;
582 }
583
584 *pcbBuffer = pClient->conn->cbHostBuffer;
585
586 if (*pcbBuffer)
587 {
588 CRASSERT(pClient->conn->pHostBuffer);
589
590 crMemcpy(pBuffer, pClient->conn->pHostBuffer, *pcbBuffer);
591 pClient->conn->cbHostBuffer = 0;
592 }
593
594 return VINF_SUCCESS;
595}
596
597int32_t crVBoxServerClientRead(uint32_t u32ClientID, uint8_t *pBuffer, uint32_t *pcbBuffer)
598{
599 CRClient *pClient=NULL;
600 int32_t rc = crVBoxServerClientGet(u32ClientID, &pClient);
601
602 if (RT_FAILURE(rc))
603 return rc;
604
605#ifdef VBOX_WITH_CRHGSMI
606 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
607#endif
608
609 return crVBoxServerInternalClientRead(pClient, pBuffer, pcbBuffer);
610}
611
612int32_t crVBoxServerClientSetVersion(uint32_t u32ClientID, uint32_t vMajor, uint32_t vMinor)
613{
614 CRClient *pClient=NULL;
615 int32_t i;
616
617 for (i = 0; i < cr_server.numClients; i++)
618 {
619 if (cr_server.clients[i] && cr_server.clients[i]->conn
620 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
621 {
622 pClient = cr_server.clients[i];
623 break;
624 }
625 }
626 if (!pClient) return VERR_INVALID_PARAMETER;
627
628 pClient->conn->vMajor = vMajor;
629 pClient->conn->vMinor = vMinor;
630
631 if (vMajor != CR_PROTOCOL_VERSION_MAJOR
632 || vMinor != CR_PROTOCOL_VERSION_MINOR)
633 {
634 return VERR_NOT_SUPPORTED;
635 }
636 else return VINF_SUCCESS;
637}
638
639int32_t crVBoxServerClientSetPID(uint32_t u32ClientID, uint64_t pid)
640{
641 CRClient *pClient=NULL;
642 int32_t i;
643
644 for (i = 0; i < cr_server.numClients; i++)
645 {
646 if (cr_server.clients[i] && cr_server.clients[i]->conn
647 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
648 {
649 pClient = cr_server.clients[i];
650 break;
651 }
652 }
653 if (!pClient) return VERR_INVALID_PARAMETER;
654
655 pClient->pid = pid;
656
657 return VINF_SUCCESS;
658}
659
660int
661CRServerMain(int argc, char *argv[])
662{
663 crServerInit(argc, argv);
664
665 crServerSerializeRemoteStreams();
666
667 crServerTearDown();
668
669 tearingdown = 0;
670
671 return 0;
672}
673
674static void crVBoxServerSaveMuralCB(unsigned long key, void *data1, void *data2)
675{
676 CRMuralInfo *pMI = (CRMuralInfo*) data1;
677 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
678 int32_t rc;
679
680 CRASSERT(pMI && pSSM);
681
682 /* Don't store default mural */
683 if (!key) return;
684
685 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
686 CRASSERT(rc == VINF_SUCCESS);
687
688 rc = SSMR3PutMem(pSSM, pMI, RT_OFFSETOF(CRMuralInfo, CreateInfo));
689 CRASSERT(rc == VINF_SUCCESS);
690
691 if (pMI->pVisibleRects)
692 {
693 rc = SSMR3PutMem(pSSM, pMI->pVisibleRects, 4*sizeof(GLint)*pMI->cVisibleRects);
694 }
695}
696
697/* @todo add hashtable walker with result info and intermediate abort */
698static void crVBoxServerSaveCreateInfoCB(unsigned long key, void *data1, void *data2)
699{
700 CRCreateInfo_t *pCreateInfo = (CRCreateInfo_t *)data1;
701 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
702 int32_t rc;
703
704 CRASSERT(pCreateInfo && pSSM);
705
706 /* Don't store default mural create info */
707 if (!key) return;
708
709 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
710 CRASSERT(rc == VINF_SUCCESS);
711
712 rc = SSMR3PutMem(pSSM, pCreateInfo, sizeof(*pCreateInfo));
713 CRASSERT(rc == VINF_SUCCESS);
714
715 if (pCreateInfo->pszDpyName)
716 {
717 rc = SSMR3PutStrZ(pSSM, pCreateInfo->pszDpyName);
718 CRASSERT(rc == VINF_SUCCESS);
719 }
720}
721
722static void crVBoxServerSaveCreateInfoFromCtxInfoCB(unsigned long key, void *data1, void *data2)
723{
724 CRContextInfo *pContextInfo = (CRContextInfo *)data1;
725 CRCreateInfo_t CreateInfo = pContextInfo->CreateInfo;
726 /* saved state contains internal id */
727 CreateInfo.externalID = pContextInfo->pContext->id;
728 crVBoxServerSaveCreateInfoCB(key, &CreateInfo, data2);
729}
730
731static void crVBoxServerSyncTextureCB(unsigned long key, void *data1, void *data2)
732{
733 CRTextureObj *pTexture = (CRTextureObj *) data1;
734 CRContext *pContext = (CRContext *) data2;
735
736 CRASSERT(pTexture && pContext);
737 crStateTextureObjectDiff(pContext, NULL, NULL, pTexture, GL_TRUE);
738}
739
740static void crVBoxServerSaveContextStateCB(unsigned long key, void *data1, void *data2)
741{
742 CRContextInfo *pContextInfo = (CRContextInfo *) data1;
743 CRContext *pContext = pContextInfo->pContext;
744 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
745 int32_t rc;
746
747 CRASSERT(pContext && pSSM);
748
749 /* We could have skipped saving the key and use similar callback to load context states back,
750 * but there's no guarantee we'd traverse hashtable in same order after loading.
751 */
752 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
753 CRASSERT(rc == VINF_SUCCESS);
754
755#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
756 if (cr_server.curClient)
757 {
758 unsigned long id;
759 if (!crHashtableGetDataKey(cr_server.contextTable, pContextInfo, &id))
760 {
761 crWarning("No client id for server ctx %d", pContext->id);
762 }
763 else
764 {
765 crServerDispatchMakeCurrent(cr_server.curClient->currentWindow, 0, id);
766 }
767 }
768#endif
769
770 rc = crStateSaveContext(pContext, pSSM);
771 CRASSERT(rc == VINF_SUCCESS);
772}
773
774static uint32_t g_hackVBoxServerSaveLoadCallsLeft = 0;
775
776DECLEXPORT(int32_t) crVBoxServerSaveState(PSSMHANDLE pSSM)
777{
778 int32_t rc, i;
779 uint32_t ui32;
780 GLboolean b;
781 unsigned long key;
782#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
783 unsigned long ctxID=-1, winID=-1;
784#endif
785
786 /* We shouldn't be called if there's no clients at all*/
787 CRASSERT(cr_server.numClients>0);
788
789 /* @todo it's hack atm */
790 /* We want to be called only once to save server state but atm we're being called from svcSaveState
791 * for every connected client (e.g. guest opengl application)
792 */
793 if (!cr_server.bIsInSavingState) /* It's first call */
794 {
795 cr_server.bIsInSavingState = GL_TRUE;
796
797 /* Store number of clients */
798 rc = SSMR3PutU32(pSSM, (uint32_t) cr_server.numClients);
799 AssertRCReturn(rc, rc);
800
801 g_hackVBoxServerSaveLoadCallsLeft = cr_server.numClients;
802 }
803
804 g_hackVBoxServerSaveLoadCallsLeft--;
805
806 /* Do nothing until we're being called last time */
807 if (g_hackVBoxServerSaveLoadCallsLeft>0)
808 {
809 return VINF_SUCCESS;
810 }
811
812 /* Save rendering contexts creation info */
813 ui32 = crHashtableNumElements(cr_server.contextTable);
814 rc = SSMR3PutU32(pSSM, (uint32_t) ui32);
815 AssertRCReturn(rc, rc);
816 crHashtableWalk(cr_server.contextTable, crVBoxServerSaveCreateInfoFromCtxInfoCB, pSSM);
817
818#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
819 /* Save current win and ctx IDs, as we'd rebind contexts when saving textures */
820 if (cr_server.curClient)
821 {
822 ctxID = cr_server.curClient->currentContextNumber;
823 winID = cr_server.curClient->currentWindow;
824 }
825#endif
826
827 /* Save contexts state tracker data */
828 /* @todo For now just some blind data dumps,
829 * but I've a feeling those should be saved/restored in a very strict sequence to
830 * allow diff_api to work correctly.
831 * Should be tested more with multiply guest opengl apps working when saving VM snapshot.
832 */
833 crHashtableWalk(cr_server.contextTable, crVBoxServerSaveContextStateCB, pSSM);
834
835#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
836 /* Restore original win and ctx IDs*/
837 if (cr_server.curClient)
838 {
839 crServerDispatchMakeCurrent(winID, 0, ctxID);
840 }
841#endif
842
843 /* Save windows creation info */
844 ui32 = crHashtableNumElements(cr_server.muralTable);
845 /* There should be default mural always */
846 CRASSERT(ui32>=1);
847 rc = SSMR3PutU32(pSSM, (uint32_t) ui32-1);
848 AssertRCReturn(rc, rc);
849 crHashtableWalk(cr_server.muralTable, crVBoxServerSaveCreateInfoCB, pSSM);
850
851 /* Save cr_server.muralTable
852 * @todo we don't need it all, just geometry info actually
853 */
854 rc = SSMR3PutU32(pSSM, (uint32_t) ui32-1);
855 AssertRCReturn(rc, rc);
856 crHashtableWalk(cr_server.muralTable, crVBoxServerSaveMuralCB, pSSM);
857
858 /* Save starting free context and window IDs */
859 rc = SSMR3PutMem(pSSM, &cr_server.idsPool, sizeof(cr_server.idsPool));
860 AssertRCReturn(rc, rc);
861
862 /* Save clients info */
863 for (i = 0; i < cr_server.numClients; i++)
864 {
865 if (cr_server.clients[i] && cr_server.clients[i]->conn)
866 {
867 CRClient *pClient = cr_server.clients[i];
868
869 rc = SSMR3PutU32(pSSM, pClient->conn->u32ClientID);
870 AssertRCReturn(rc, rc);
871
872 rc = SSMR3PutU32(pSSM, pClient->conn->vMajor);
873 AssertRCReturn(rc, rc);
874
875 rc = SSMR3PutU32(pSSM, pClient->conn->vMinor);
876 AssertRCReturn(rc, rc);
877
878 rc = SSMR3PutMem(pSSM, pClient, sizeof(*pClient));
879 AssertRCReturn(rc, rc);
880
881 if (pClient->currentCtxInfo && pClient->currentCtxInfo->pContext && pClient->currentContextNumber>=0)
882 {
883 b = crHashtableGetDataKey(cr_server.contextTable, pClient->currentCtxInfo, &key);
884 CRASSERT(b);
885 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
886 AssertRCReturn(rc, rc);
887 }
888
889 if (pClient->currentMural && pClient->currentWindow>=0)
890 {
891 b = crHashtableGetDataKey(cr_server.muralTable, pClient->currentMural, &key);
892 CRASSERT(b);
893 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
894 AssertRCReturn(rc, rc);
895 }
896 }
897 }
898
899 cr_server.bIsInSavingState = GL_FALSE;
900
901 return VINF_SUCCESS;
902}
903
904static DECLCALLBACK(CRContext*) crVBoxServerGetContextCB(void* pvData)
905{
906 CRContextInfo* pContextInfo = (CRContextInfo*)pvData;
907 CRASSERT(pContextInfo);
908 CRASSERT(pContextInfo->pContext);
909 return pContextInfo->pContext;
910}
911
912DECLEXPORT(int32_t) crVBoxServerLoadState(PSSMHANDLE pSSM, uint32_t version)
913{
914 int32_t rc, i;
915 uint32_t ui, uiNumElems;
916 unsigned long key;
917
918 if (!cr_server.bIsInLoadingState)
919 {
920 /* AssertRCReturn(...) will leave us in loading state, but it doesn't matter as we'd be failing anyway */
921 cr_server.bIsInLoadingState = GL_TRUE;
922
923 /* Read number of clients */
924 rc = SSMR3GetU32(pSSM, &g_hackVBoxServerSaveLoadCallsLeft);
925 AssertRCReturn(rc, rc);
926 }
927
928 g_hackVBoxServerSaveLoadCallsLeft--;
929
930 /* Do nothing until we're being called last time */
931 if (g_hackVBoxServerSaveLoadCallsLeft>0)
932 {
933 return VINF_SUCCESS;
934 }
935
936 if (version < SHCROGL_SSM_VERSION_BEFORE_CTXUSAGE_BITS)
937 {
938 return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
939 }
940
941 /* Load and recreate rendering contexts */
942 rc = SSMR3GetU32(pSSM, &uiNumElems);
943 AssertRCReturn(rc, rc);
944 for (ui=0; ui<uiNumElems; ++ui)
945 {
946 CRCreateInfo_t createInfo;
947 char psz[200];
948 GLint ctxID;
949 CRContextInfo* pContextInfo;
950 CRContext* pContext;
951
952 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
953 AssertRCReturn(rc, rc);
954 rc = SSMR3GetMem(pSSM, &createInfo, sizeof(createInfo));
955 AssertRCReturn(rc, rc);
956
957 if (createInfo.pszDpyName)
958 {
959 rc = SSMR3GetStrZEx(pSSM, psz, 200, NULL);
960 AssertRCReturn(rc, rc);
961 createInfo.pszDpyName = psz;
962 }
963
964 ctxID = crServerDispatchCreateContextEx(createInfo.pszDpyName, createInfo.visualBits, 0, key, createInfo.externalID /* <-saved state stores internal id here*/);
965 CRASSERT((int64_t)ctxID == (int64_t)key);
966
967 pContextInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, key);
968 CRASSERT(pContextInfo);
969 CRASSERT(pContextInfo->pContext);
970 pContext = pContextInfo->pContext;
971 pContext->shared->id=-1;
972 }
973
974 /* Restore context state data */
975 for (ui=0; ui<uiNumElems; ++ui)
976 {
977 CRContextInfo* pContextInfo;
978 CRContext *pContext;
979
980 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
981 AssertRCReturn(rc, rc);
982
983 pContextInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, key);
984 CRASSERT(pContextInfo);
985 CRASSERT(pContextInfo->pContext);
986 pContext = pContextInfo->pContext;
987
988 rc = crStateLoadContext(pContext, cr_server.contextTable, crVBoxServerGetContextCB, pSSM, version);
989 AssertRCReturn(rc, rc);
990 }
991
992 /* Load windows */
993 rc = SSMR3GetU32(pSSM, &uiNumElems);
994 AssertRCReturn(rc, rc);
995 for (ui=0; ui<uiNumElems; ++ui)
996 {
997 CRCreateInfo_t createInfo;
998 char psz[200];
999 GLint winID;
1000 unsigned long key;
1001
1002 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
1003 AssertRCReturn(rc, rc);
1004 rc = SSMR3GetMem(pSSM, &createInfo, sizeof(createInfo));
1005 AssertRCReturn(rc, rc);
1006
1007 if (createInfo.pszDpyName)
1008 {
1009 rc = SSMR3GetStrZEx(pSSM, psz, 200, NULL);
1010 AssertRCReturn(rc, rc);
1011 createInfo.pszDpyName = psz;
1012 }
1013
1014 winID = crServerDispatchWindowCreateEx(createInfo.pszDpyName, createInfo.visualBits, key);
1015 CRASSERT((int64_t)winID == (int64_t)key);
1016 }
1017
1018 /* Load cr_server.muralTable */
1019 rc = SSMR3GetU32(pSSM, &uiNumElems);
1020 AssertRCReturn(rc, rc);
1021 for (ui=0; ui<uiNumElems; ++ui)
1022 {
1023 CRMuralInfo muralInfo;
1024
1025 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
1026 AssertRCReturn(rc, rc);
1027 rc = SSMR3GetMem(pSSM, &muralInfo, RT_OFFSETOF(CRMuralInfo, CreateInfo));
1028 AssertRCReturn(rc, rc);
1029
1030 if (version <= SHCROGL_SSM_VERSION_BEFORE_FRONT_DRAW_TRACKING)
1031 muralInfo.bFbDraw = GL_TRUE;
1032
1033 if (muralInfo.pVisibleRects)
1034 {
1035 muralInfo.pVisibleRects = crAlloc(4*sizeof(GLint)*muralInfo.cVisibleRects);
1036 if (!muralInfo.pVisibleRects)
1037 {
1038 return VERR_NO_MEMORY;
1039 }
1040
1041 rc = SSMR3GetMem(pSSM, muralInfo.pVisibleRects, 4*sizeof(GLint)*muralInfo.cVisibleRects);
1042 AssertRCReturn(rc, rc);
1043 }
1044
1045 /* Restore windows geometry info */
1046 crServerDispatchWindowSize(key, muralInfo.width, muralInfo.height);
1047 crServerDispatchWindowPosition(key, muralInfo.gX, muralInfo.gY);
1048 /* Same workaround as described in stub.c:stubUpdateWindowVisibileRegions for compiz on a freshly booted VM*/
1049 if (muralInfo.bReceivedRects)
1050 {
1051 crServerDispatchWindowVisibleRegion(key, muralInfo.cVisibleRects, muralInfo.pVisibleRects);
1052 }
1053 crServerDispatchWindowShow(key, muralInfo.bVisible);
1054
1055 if (muralInfo.pVisibleRects)
1056 {
1057 crFree(muralInfo.pVisibleRects);
1058 }
1059 }
1060
1061 /* Load starting free context and window IDs */
1062 rc = SSMR3GetMem(pSSM, &cr_server.idsPool, sizeof(cr_server.idsPool));
1063 CRASSERT(rc == VINF_SUCCESS);
1064
1065 /* Load clients info */
1066 for (i = 0; i < cr_server.numClients; i++)
1067 {
1068 if (cr_server.clients[i] && cr_server.clients[i]->conn)
1069 {
1070 CRClient *pClient = cr_server.clients[i];
1071 CRClient client;
1072 unsigned long ctxID=-1, winID=-1;
1073
1074 rc = SSMR3GetU32(pSSM, &ui);
1075 AssertRCReturn(rc, rc);
1076 /* If this assert fires, then we should search correct client in the list first*/
1077 CRASSERT(ui == pClient->conn->u32ClientID);
1078
1079 if (version>=4)
1080 {
1081 rc = SSMR3GetU32(pSSM, &pClient->conn->vMajor);
1082 AssertRCReturn(rc, rc);
1083
1084 rc = SSMR3GetU32(pSSM, &pClient->conn->vMinor);
1085 AssertRCReturn(rc, rc);
1086 }
1087
1088 rc = SSMR3GetMem(pSSM, &client, sizeof(client));
1089 CRASSERT(rc == VINF_SUCCESS);
1090
1091 client.conn = pClient->conn;
1092 /* We can't reassign client number, as we'd get wrong results in TranslateTextureID
1093 * and fail to bind old textures.
1094 */
1095 /*client.number = pClient->number;*/
1096 *pClient = client;
1097
1098 pClient->currentContextNumber = -1;
1099 pClient->currentCtxInfo = &cr_server.MainContextInfo;
1100 pClient->currentMural = NULL;
1101 pClient->currentWindow = -1;
1102
1103 cr_server.curClient = pClient;
1104
1105 if (client.currentCtxInfo && client.currentContextNumber>=0)
1106 {
1107 rc = SSMR3GetMem(pSSM, &ctxID, sizeof(ctxID));
1108 AssertRCReturn(rc, rc);
1109 client.currentCtxInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, ctxID);
1110 CRASSERT(client.currentCtxInfo);
1111 CRASSERT(client.currentCtxInfo->pContext);
1112 //pClient->currentCtx = client.currentCtx;
1113 //pClient->currentContextNumber = ctxID;
1114 }
1115
1116 if (client.currentMural && client.currentWindow>=0)
1117 {
1118 rc = SSMR3GetMem(pSSM, &winID, sizeof(winID));
1119 AssertRCReturn(rc, rc);
1120 client.currentMural = (CRMuralInfo*) crHashtableSearch(cr_server.muralTable, winID);
1121 CRASSERT(client.currentMural);
1122 //pClient->currentMural = client.currentMural;
1123 //pClient->currentWindow = winID;
1124 }
1125
1126 /* Restore client active context and window */
1127 crServerDispatchMakeCurrent(winID, 0, ctxID);
1128
1129 if (0)
1130 {
1131// CRContext *tmpCtx;
1132// CRCreateInfo_t *createInfo;
1133 GLfloat one[4] = { 1, 1, 1, 1 };
1134 GLfloat amb[4] = { 0.4f, 0.4f, 0.4f, 1.0f };
1135
1136 crServerDispatchMakeCurrent(winID, 0, ctxID);
1137
1138 crHashtableWalk(client.currentCtxInfo->pContext->shared->textureTable, crVBoxServerSyncTextureCB, client.currentCtxInfo->pContext);
1139
1140 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base1D, GL_TRUE);
1141 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base2D, GL_TRUE);
1142 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base3D, GL_TRUE);
1143#ifdef CR_ARB_texture_cube_map
1144 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.baseCubeMap, GL_TRUE);
1145#endif
1146#ifdef CR_NV_texture_rectangle
1147 //@todo this doesn't work as expected
1148 //crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.baseRect, GL_TRUE);
1149#endif
1150 /*cr_server.head_spu->dispatch_table.Materialfv(GL_FRONT_AND_BACK, GL_AMBIENT, amb);
1151 cr_server.head_spu->dispatch_table.LightModelfv(GL_LIGHT_MODEL_AMBIENT, amb);
1152 cr_server.head_spu->dispatch_table.Lightfv(GL_LIGHT1, GL_DIFFUSE, one);
1153
1154 cr_server.head_spu->dispatch_table.Enable(GL_LIGHTING);
1155 cr_server.head_spu->dispatch_table.Enable(GL_LIGHT0);
1156 cr_server.head_spu->dispatch_table.Enable(GL_LIGHT1);
1157
1158 cr_server.head_spu->dispatch_table.Enable(GL_CULL_FACE);
1159 cr_server.head_spu->dispatch_table.Enable(GL_TEXTURE_2D);*/
1160
1161 //crStateViewport( 0, 0, 600, 600 );
1162 //pClient->currentMural->viewportValidated = GL_FALSE;
1163 //cr_server.head_spu->dispatch_table.Viewport( 0, 0, 600, 600 );
1164
1165 //crStateMatrixMode(GL_PROJECTION);
1166 //cr_server.head_spu->dispatch_table.MatrixMode(GL_PROJECTION);
1167
1168 //crStateLoadIdentity();
1169 //cr_server.head_spu->dispatch_table.LoadIdentity();
1170
1171 //crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1172 //cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1173
1174 //crStateMatrixMode(GL_MODELVIEW);
1175 //cr_server.head_spu->dispatch_table.MatrixMode(GL_MODELVIEW);
1176 //crServerDispatchLoadIdentity();
1177 //crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1178 //cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1179 //crServerDispatchLoadIdentity();
1180
1181 /*createInfo = (CRCreateInfo_t *) crHashtableSearch(cr_server.pContextCreateInfoTable, ctxID);
1182 CRASSERT(createInfo);
1183 tmpCtx = crStateCreateContext(NULL, createInfo->visualBits, NULL);
1184 CRASSERT(tmpCtx);
1185 crStateDiffContext(tmpCtx, client.currentCtxInfo->pContext);
1186 crStateDestroyContext(tmpCtx);*/
1187 }
1188 }
1189 }
1190
1191 //crServerDispatchMakeCurrent(-1, 0, -1);
1192
1193 cr_server.curClient = NULL;
1194
1195 {
1196 GLenum err = crServerDispatchGetError();
1197
1198 if (err != GL_NO_ERROR)
1199 {
1200 crWarning("crServer: glGetError %d after loading snapshot", err);
1201 }
1202 }
1203
1204 cr_server.bIsInLoadingState = GL_FALSE;
1205
1206 return VINF_SUCCESS;
1207}
1208
1209#define SCREEN(i) (cr_server.screen[i])
1210#define MAPPED(screen) ((screen).winID != 0)
1211
1212static void crVBoxServerReparentMuralCB(unsigned long key, void *data1, void *data2)
1213{
1214 CRMuralInfo *pMI = (CRMuralInfo*) data1;
1215 int *sIndex = (int*) data2;
1216
1217 if (pMI->screenId == *sIndex)
1218 {
1219 renderspuReparentWindow(pMI->spuWindow);
1220 }
1221}
1222
1223static void crVBoxServerCheckMuralCB(unsigned long key, void *data1, void *data2)
1224{
1225 CRMuralInfo *pMI = (CRMuralInfo*) data1;
1226 (void) data2;
1227
1228 crServerCheckMuralGeometry(pMI);
1229}
1230
1231DECLEXPORT(int32_t) crVBoxServerSetScreenCount(int sCount)
1232{
1233 int i;
1234
1235 if (sCount>CR_MAX_GUEST_MONITORS)
1236 return VERR_INVALID_PARAMETER;
1237
1238 /*Shouldn't happen yet, but to be safe in future*/
1239 for (i=0; i<cr_server.screenCount; ++i)
1240 {
1241 if (MAPPED(SCREEN(i)))
1242 crWarning("Screen count is changing, but screen[%i] is still mapped", i);
1243 return VERR_NOT_IMPLEMENTED;
1244 }
1245
1246 cr_server.screenCount = sCount;
1247
1248 for (i=0; i<sCount; ++i)
1249 {
1250 SCREEN(i).winID = 0;
1251 }
1252
1253 return VINF_SUCCESS;
1254}
1255
1256DECLEXPORT(int32_t) crVBoxServerUnmapScreen(int sIndex)
1257{
1258 crDebug("crVBoxServerUnmapScreen(%i)", sIndex);
1259
1260 if (sIndex<0 || sIndex>=cr_server.screenCount)
1261 return VERR_INVALID_PARAMETER;
1262
1263 if (MAPPED(SCREEN(sIndex)))
1264 {
1265 SCREEN(sIndex).winID = 0;
1266 renderspuSetWindowId(0);
1267
1268 crHashtableWalk(cr_server.muralTable, crVBoxServerReparentMuralCB, &sIndex);
1269 }
1270
1271 renderspuSetWindowId(SCREEN(0).winID);
1272 return VINF_SUCCESS;
1273}
1274
1275DECLEXPORT(int32_t) crVBoxServerMapScreen(int sIndex, int32_t x, int32_t y, uint32_t w, uint32_t h, uint64_t winID)
1276{
1277 crDebug("crVBoxServerMapScreen(%i) [%i,%i:%u,%u %x]", sIndex, x, y, w, h, winID);
1278
1279 if (sIndex<0 || sIndex>=cr_server.screenCount)
1280 return VERR_INVALID_PARAMETER;
1281
1282 if (MAPPED(SCREEN(sIndex)) && SCREEN(sIndex).winID!=winID)
1283 {
1284 crDebug("Mapped screen[%i] is being remapped.", sIndex);
1285 crVBoxServerUnmapScreen(sIndex);
1286 }
1287
1288 SCREEN(sIndex).winID = winID;
1289 SCREEN(sIndex).x = x;
1290 SCREEN(sIndex).y = y;
1291 SCREEN(sIndex).w = w;
1292 SCREEN(sIndex).h = h;
1293
1294 renderspuSetWindowId(SCREEN(sIndex).winID);
1295 crHashtableWalk(cr_server.muralTable, crVBoxServerReparentMuralCB, &sIndex);
1296 renderspuSetWindowId(SCREEN(0).winID);
1297
1298 crHashtableWalk(cr_server.muralTable, crVBoxServerCheckMuralCB, NULL);
1299
1300#ifndef WINDOWS
1301 /*Restore FB content for clients, which have current window on a screen being remapped*/
1302 {
1303 GLint i;
1304
1305 for (i = 0; i < cr_server.numClients; i++)
1306 {
1307 cr_server.curClient = cr_server.clients[i];
1308 if (cr_server.curClient->currentCtxInfo
1309 && cr_server.curClient->currentCtxInfo->pContext
1310 && (cr_server.curClient->currentCtxInfo->pContext->buffer.pFrontImg || cr_server.curClient->currentCtxInfo->pContext->buffer.pBackImg)
1311 && cr_server.curClient->currentMural
1312 && cr_server.curClient->currentMural->screenId == sIndex
1313 && cr_server.curClient->currentCtxInfo->pContext->buffer.storedHeight == h
1314 && cr_server.curClient->currentCtxInfo->pContext->buffer.storedWidth == w)
1315 {
1316 int clientWindow = cr_server.curClient->currentWindow;
1317 int clientContext = cr_server.curClient->currentContextNumber;
1318
1319 if (clientWindow && clientWindow != cr_server.currentWindow)
1320 {
1321 crServerDispatchMakeCurrent(clientWindow, 0, clientContext);
1322 }
1323
1324 crStateApplyFBImage(cr_server.curClient->currentCtxInfo->pContext);
1325 }
1326 }
1327 cr_server.curClient = NULL;
1328 }
1329#endif
1330
1331 {
1332 PCR_DISPLAY pDisplay = crServerDisplayGetInitialized(sIndex);
1333 if (pDisplay)
1334 CrDpResize(pDisplay, w, h, w, h);
1335 }
1336
1337 return VINF_SUCCESS;
1338}
1339
1340DECLEXPORT(int32_t) crVBoxServerSetRootVisibleRegion(GLint cRects, GLint *pRects)
1341{
1342 renderspuSetRootVisibleRegion(cRects, pRects);
1343
1344 return VINF_SUCCESS;
1345}
1346
1347DECLEXPORT(void) crVBoxServerSetPresentFBOCB(PFNCRSERVERPRESENTFBO pfnPresentFBO)
1348{
1349 cr_server.pfnPresentFBO = pfnPresentFBO;
1350}
1351
1352int32_t crServerSetOffscreenRenderingMode(GLubyte value)
1353{
1354 if (cr_server.bForceOffscreenRendering==value)
1355 {
1356 return VINF_SUCCESS;
1357 }
1358
1359 if (value > CR_SERVER_REDIR_MAXVAL)
1360 {
1361 crWarning("crServerSetOffscreenRenderingMode: invalid arg: %d", value);
1362 return VERR_INVALID_PARAMETER;
1363 }
1364
1365 if (value && !crServerSupportRedirMuralFBO())
1366 {
1367 return VERR_NOT_SUPPORTED;
1368 }
1369
1370 cr_server.bForceOffscreenRendering=value;
1371
1372 crHashtableWalk(cr_server.muralTable, crVBoxServerCheckMuralCB, NULL);
1373
1374 return VINF_SUCCESS;
1375}
1376
1377DECLEXPORT(int32_t) crVBoxServerSetOffscreenRendering(GLboolean value)
1378{
1379 return crServerSetOffscreenRenderingMode(value ? CR_SERVER_REDIR_FBO_RAM : cr_server.bOffscreenRenderingDefault);
1380}
1381
1382DECLEXPORT(int32_t) crVBoxServerOutputRedirectSet(const CROutputRedirect *pCallbacks)
1383{
1384 /* No need for a synchronization as this is single threaded. */
1385 if (pCallbacks)
1386 {
1387 cr_server.outputRedirect = *pCallbacks;
1388 cr_server.bUseOutputRedirect = true;
1389 }
1390 else
1391 {
1392 cr_server.bUseOutputRedirect = false;
1393 }
1394
1395 // @todo dynamically intercept already existing output:
1396 // crHashtableWalk(cr_server.muralTable, crVBoxServerOutputRedirectCB, NULL);
1397
1398 return VINF_SUCCESS;
1399}
1400
1401static void crVBoxServerUpdateScreenViewportCB(unsigned long key, void *data1, void *data2)
1402{
1403 CRMuralInfo *mural = (CRMuralInfo*) data1;
1404 int *sIndex = (int*) data2;
1405
1406 if (mural->screenId != *sIndex)
1407 return;
1408
1409 crServerCheckMuralGeometry(mural);
1410}
1411
1412
1413DECLEXPORT(int32_t) crVBoxServerSetScreenViewport(int sIndex, int32_t x, int32_t y, uint32_t w, uint32_t h)
1414{
1415 CRScreenViewportInfo *pVieport;
1416 GLboolean fPosChanged, fSizeChanged;
1417
1418 crDebug("crVBoxServerSetScreenViewport(%i)", sIndex);
1419
1420 if (sIndex<0 || sIndex>=cr_server.screenCount)
1421 {
1422 crWarning("crVBoxServerSetScreenViewport: invalid screen id %d", sIndex);
1423 return VERR_INVALID_PARAMETER;
1424 }
1425
1426 pVieport = &cr_server.screenVieport[sIndex];
1427 fPosChanged = (pVieport->x != x || pVieport->y != y);
1428 fSizeChanged = (pVieport->w != w || pVieport->h != h);
1429
1430 if (!fPosChanged && !fSizeChanged)
1431 {
1432 crDebug("crVBoxServerSetScreenViewport: no changes");
1433 return VINF_SUCCESS;
1434 }
1435
1436 if (fPosChanged)
1437 {
1438 pVieport->x = x;
1439 pVieport->y = y;
1440
1441 crHashtableWalk(cr_server.muralTable, crVBoxServerUpdateScreenViewportCB, &sIndex);
1442 }
1443
1444 if (fSizeChanged)
1445 {
1446 pVieport->w = w;
1447 pVieport->h = h;
1448
1449 /* no need to do anything here actually */
1450 }
1451 return VINF_SUCCESS;
1452}
1453
1454
1455#ifdef VBOX_WITH_CRHGSMI
1456/* We moved all CrHgsmi command processing to crserverlib to keep the logic of dealing with CrHgsmi commands in one place.
1457 *
1458 * For now we need the notion of CrHgdmi commands in the crserver_lib to be able to complete it asynchronously once it is really processed.
1459 * This help avoiding the "blocked-client" issues. The client is blocked if another client is doing begin-end stuff.
1460 * For now we eliminated polling that could occur on block, which caused a higher-priority thread (in guest) polling for the blocked command complition
1461 * to block the lower-priority thread trying to complete the blocking command.
1462 * And removed extra memcpy done on blocked command arrival.
1463 *
1464 * In the future we will extend CrHgsmi functionality to maintain texture data directly in CrHgsmi allocation to avoid extra memcpy-ing with PBO,
1465 * implement command completion and stuff necessary for GPU scheduling to work properly for WDDM Windows guests, etc.
1466 *
1467 * NOTE: it is ALWAYS responsibility of the crVBoxServerCrHgsmiCmd to complete the command!
1468 * */
1469int32_t crVBoxServerCrHgsmiCmd(struct VBOXVDMACMD_CHROMIUM_CMD *pCmd, uint32_t cbCmd)
1470{
1471 int32_t rc;
1472 uint32_t cBuffers = pCmd->cBuffers;
1473 uint32_t cParams;
1474 uint32_t cbHdr;
1475 CRVBOXHGSMIHDR *pHdr;
1476 uint32_t u32Function;
1477 uint32_t u32ClientID;
1478 CRClient *pClient;
1479
1480 if (!g_pvVRamBase)
1481 {
1482 crWarning("g_pvVRamBase is not initialized");
1483 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_STATE);
1484 return VINF_SUCCESS;
1485 }
1486
1487 if (!cBuffers)
1488 {
1489 crWarning("zero buffers passed in!");
1490 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1491 return VINF_SUCCESS;
1492 }
1493
1494 cParams = cBuffers-1;
1495
1496 cbHdr = pCmd->aBuffers[0].cbBuffer;
1497 pHdr = VBOXCRHGSMI_PTR_SAFE(pCmd->aBuffers[0].offBuffer, cbHdr, CRVBOXHGSMIHDR);
1498 if (!pHdr)
1499 {
1500 crWarning("invalid header buffer!");
1501 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1502 return VINF_SUCCESS;
1503 }
1504
1505 if (cbHdr < sizeof (*pHdr))
1506 {
1507 crWarning("invalid header buffer size!");
1508 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1509 return VINF_SUCCESS;
1510 }
1511
1512 u32Function = pHdr->u32Function;
1513 u32ClientID = pHdr->u32ClientID;
1514
1515 switch (u32Function)
1516 {
1517 case SHCRGL_GUEST_FN_WRITE:
1518 {
1519 crDebug(("svcCall: SHCRGL_GUEST_FN_WRITE\n"));
1520
1521 /* @todo: Verify */
1522 if (cParams == 1)
1523 {
1524 CRVBOXHGSMIWRITE* pFnCmd = (CRVBOXHGSMIWRITE*)pHdr;
1525 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1526 /* Fetch parameters. */
1527 uint32_t cbBuffer = pBuf->cbBuffer;
1528 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1529
1530 if (cbHdr < sizeof (*pFnCmd))
1531 {
1532 crWarning("invalid write cmd buffer size!");
1533 rc = VERR_INVALID_PARAMETER;
1534 break;
1535 }
1536
1537 CRASSERT(cbBuffer);
1538 if (!pBuffer)
1539 {
1540 crWarning("invalid buffer data received from guest!");
1541 rc = VERR_INVALID_PARAMETER;
1542 break;
1543 }
1544
1545 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1546 if (RT_FAILURE(rc))
1547 {
1548 break;
1549 }
1550
1551 /* This should never fire unless we start to multithread */
1552 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1553 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1554
1555 pClient->conn->pBuffer = pBuffer;
1556 pClient->conn->cbBuffer = cbBuffer;
1557 CRVBOXHGSMI_CMDDATA_SET(&pClient->conn->CmdData, pCmd, pHdr);
1558 rc = crVBoxServerInternalClientWriteRead(pClient);
1559 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1560 return rc;
1561 }
1562 else
1563 {
1564 crWarning("invalid number of args");
1565 rc = VERR_INVALID_PARAMETER;
1566 break;
1567 }
1568 break;
1569 }
1570
1571 case SHCRGL_GUEST_FN_INJECT:
1572 {
1573 crDebug(("svcCall: SHCRGL_GUEST_FN_INJECT\n"));
1574
1575 /* @todo: Verify */
1576 if (cParams == 1)
1577 {
1578 CRVBOXHGSMIINJECT *pFnCmd = (CRVBOXHGSMIINJECT*)pHdr;
1579 /* Fetch parameters. */
1580 uint32_t u32InjectClientID = pFnCmd->u32ClientID;
1581 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1582 uint32_t cbBuffer = pBuf->cbBuffer;
1583 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1584
1585 if (cbHdr < sizeof (*pFnCmd))
1586 {
1587 crWarning("invalid inject cmd buffer size!");
1588 rc = VERR_INVALID_PARAMETER;
1589 break;
1590 }
1591
1592 CRASSERT(cbBuffer);
1593 if (!pBuffer)
1594 {
1595 crWarning("invalid buffer data received from guest!");
1596 rc = VERR_INVALID_PARAMETER;
1597 break;
1598 }
1599
1600 rc = crVBoxServerClientGet(u32InjectClientID, &pClient);
1601 if (RT_FAILURE(rc))
1602 {
1603 break;
1604 }
1605
1606 /* This should never fire unless we start to multithread */
1607 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1608 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1609
1610 pClient->conn->pBuffer = pBuffer;
1611 pClient->conn->cbBuffer = cbBuffer;
1612 CRVBOXHGSMI_CMDDATA_SET(&pClient->conn->CmdData, pCmd, pHdr);
1613 rc = crVBoxServerInternalClientWriteRead(pClient);
1614 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1615 return rc;
1616 }
1617
1618 crWarning("invalid number of args");
1619 rc = VERR_INVALID_PARAMETER;
1620 break;
1621 }
1622
1623 case SHCRGL_GUEST_FN_READ:
1624 {
1625 crDebug(("svcCall: SHCRGL_GUEST_FN_READ\n"));
1626
1627 /* @todo: Verify */
1628 if (cParams == 1)
1629 {
1630 CRVBOXHGSMIREAD *pFnCmd = (CRVBOXHGSMIREAD*)pHdr;
1631 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1632 /* Fetch parameters. */
1633 uint32_t cbBuffer = pBuf->cbBuffer;
1634 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1635
1636 if (cbHdr < sizeof (*pFnCmd))
1637 {
1638 crWarning("invalid read cmd buffer size!");
1639 rc = VERR_INVALID_PARAMETER;
1640 break;
1641 }
1642
1643
1644 if (!pBuffer)
1645 {
1646 crWarning("invalid buffer data received from guest!");
1647 rc = VERR_INVALID_PARAMETER;
1648 break;
1649 }
1650
1651 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1652 if (RT_FAILURE(rc))
1653 {
1654 break;
1655 }
1656
1657 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1658
1659 rc = crVBoxServerInternalClientRead(pClient, pBuffer, &cbBuffer);
1660
1661 /* Return the required buffer size always */
1662 pFnCmd->cbBuffer = cbBuffer;
1663
1664 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1665
1666 /* the read command is never pended, complete it right away */
1667 pHdr->result = rc;
1668 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1669 return VINF_SUCCESS;
1670 }
1671
1672 crWarning("invalid number of args");
1673 rc = VERR_INVALID_PARAMETER;
1674 break;
1675 }
1676
1677 case SHCRGL_GUEST_FN_WRITE_READ:
1678 {
1679 crDebug(("svcCall: SHCRGL_GUEST_FN_WRITE_READ\n"));
1680
1681 /* @todo: Verify */
1682 if (cParams == 2)
1683 {
1684 CRVBOXHGSMIWRITEREAD *pFnCmd = (CRVBOXHGSMIWRITEREAD*)pHdr;
1685 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1686 VBOXVDMACMD_CHROMIUM_BUFFER *pWbBuf = &pCmd->aBuffers[2];
1687
1688 /* Fetch parameters. */
1689 uint32_t cbBuffer = pBuf->cbBuffer;
1690 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1691
1692 uint32_t cbWriteback = pWbBuf->cbBuffer;
1693 char *pWriteback = VBOXCRHGSMI_PTR_SAFE(pWbBuf->offBuffer, cbWriteback, char);
1694
1695 if (cbHdr < sizeof (*pFnCmd))
1696 {
1697 crWarning("invalid write_read cmd buffer size!");
1698 rc = VERR_INVALID_PARAMETER;
1699 break;
1700 }
1701
1702
1703 CRASSERT(cbBuffer);
1704 if (!pBuffer)
1705 {
1706 crWarning("invalid write buffer data received from guest!");
1707 rc = VERR_INVALID_PARAMETER;
1708 break;
1709 }
1710
1711 CRASSERT(cbWriteback);
1712 if (!pWriteback)
1713 {
1714 crWarning("invalid writeback buffer data received from guest!");
1715 rc = VERR_INVALID_PARAMETER;
1716 break;
1717 }
1718 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1719 if (RT_FAILURE(rc))
1720 {
1721 pHdr->result = rc;
1722 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1723 return rc;
1724 }
1725
1726 /* This should never fire unless we start to multithread */
1727 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1728 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1729
1730 pClient->conn->pBuffer = pBuffer;
1731 pClient->conn->cbBuffer = cbBuffer;
1732 CRVBOXHGSMI_CMDDATA_SETWB(&pClient->conn->CmdData, pCmd, pHdr, pWriteback, cbWriteback, &pFnCmd->cbWriteback);
1733 rc = crVBoxServerInternalClientWriteRead(pClient);
1734 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1735 return rc;
1736 }
1737
1738 crWarning("invalid number of args");
1739 rc = VERR_INVALID_PARAMETER;
1740 break;
1741 }
1742
1743 case SHCRGL_GUEST_FN_SET_VERSION:
1744 {
1745 crWarning("invalid function");
1746 rc = VERR_NOT_IMPLEMENTED;
1747 break;
1748 }
1749
1750 case SHCRGL_GUEST_FN_SET_PID:
1751 {
1752 crWarning("invalid function");
1753 rc = VERR_NOT_IMPLEMENTED;
1754 break;
1755 }
1756
1757 default:
1758 {
1759 crWarning("invalid function");
1760 rc = VERR_NOT_IMPLEMENTED;
1761 break;
1762 }
1763
1764 }
1765
1766 /* we can be on fail only here */
1767 CRASSERT(RT_FAILURE(rc));
1768 pHdr->result = rc;
1769 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1770 return rc;
1771}
1772
1773int32_t crVBoxServerCrHgsmiCtl(struct VBOXVDMACMD_CHROMIUM_CTL *pCtl, uint32_t cbCtl)
1774{
1775 int rc = VINF_SUCCESS;
1776
1777 switch (pCtl->enmType)
1778 {
1779 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP:
1780 {
1781 PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP pSetup = (PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP)pCtl;
1782 g_pvVRamBase = (uint8_t*)pSetup->pvVRamBase;
1783 g_cbVRam = pSetup->cbVRam;
1784 rc = VINF_SUCCESS;
1785 break;
1786 }
1787 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_SAVESTATE_BEGIN:
1788 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_SAVESTATE_END:
1789 rc = VINF_SUCCESS;
1790 break;
1791 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION:
1792 {
1793 PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_COMPLETION pSetup = (PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_COMPLETION)pCtl;
1794 g_hCrHgsmiCompletion = pSetup->hCompletion;
1795 g_pfnCrHgsmiCompletion = pSetup->pfnCompletion;
1796 rc = VINF_SUCCESS;
1797 break;
1798 }
1799 default:
1800 AssertMsgFailed(("invalid param %d", pCtl->enmType));
1801 rc = VERR_INVALID_PARAMETER;
1802 }
1803
1804 /* NOTE: Control commands can NEVER be pended here, this is why its a task of a caller (Main)
1805 * to complete them accordingly.
1806 * This approach allows using host->host and host->guest commands in the same way here
1807 * making the command completion to be the responsibility of the command originator.
1808 * E.g. ctl commands can be both Hgcm Host synchronous commands that do not require completion at all,
1809 * or Hgcm Host Fast Call commands that do require completion. All this details are hidden here */
1810 return rc;
1811}
1812#endif
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